Messages in this thread | | | Date | Fri, 6 Feb 2009 06:36:00 -0500 | From | Mathieu Desnoyers <> | Subject | Re: [RFC git tree] Userspace RCU (urcu) for Linux |
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* Bert Wesarg (bert.wesarg@googlemail.com) wrote: > On Fri, Feb 6, 2009 at 04:05, Mathieu Desnoyers > <compudj@krystal.dyndns.org> wrote: > > Hi Paul, > > > > I figured out I needed some userspace RCU for the userspace tracing part > > of LTTng (for quick read access to the control variables) to trace > > userspace pthread applications. So I've done a quick-and-dirty userspace > > RCU implementation. > > > > It works so far, but I have not gone through any formal verification > > phase. It seems to work on paper, and the tests are also OK (so far), > > but I offer no guarantee for this 300-lines-ish 1-day hack. :-) If you > > want to comment on it, it would be welcome. It's a userland-only > > library. It's also currently x86-only, but only a few basic definitions > > must be adapted in urcu.h to port it. > > > > Here is the link to my git tree : > > > > git://lttng.org/userspace-rcu.git > > > > http://lttng.org/cgi-bin/gitweb.cgi?p=userspace-rcu.git;a=summary > > > Really interesting, thanks. > > But you should use pthread_equal() for you equality test of pthread_t. >
It's merged, thanks !
Mathieu
> Regards, > Bert > > > Thanks, > > > > Mathieu >
-- Mathieu Desnoyers OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68
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